Dee Zee Tool Box - Hardware Series Side Mount Boxes. Constructed of heavy duty steel. Protected by texture black NRT (No Rust Technology) rust inhibitor powder coat finish. Crown style lid with a full pan double-V stiffener for superior rigidity. Other features: lockable stainless steel paddle handles, dampened gas shocks, closed cell foam gasket, and self-adjusting strikers. Removable plastic tool tray to help keep small items organized.